<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>爱书城</title>
</head>
<body>
<div>
    <table>
        <tr>
            <td>书名</td>
            <td>单价</td>
            <td>库存</td>
            <td>出版商</td>
        </tr>
    </table>
</div>
</body>
</html>